ASHBURN, Va. (CBSDC) — Injuries, replacement officials and the actions of Kyle Shanahan were addressed during Mike Shanahan’s Monday afternoon press conference at Redskins Park.

Shanahan announced that Trent Williams (bone bruise), Cedric Griffin (hamstring) and Evan Royster (strained patella tendon) are all day-by-day evaluation.

Shanahan was also asked about Pierre Garçon (foot) and Brandon Meriweather (knee) availability this week.

“I really don’t know,” he said.

The coach says he’ll know more as the week goes on.